Revealing COVID-19 breakthrough infection rates among vaccinated individuals at a tertiary care centre in South India - Kandhasamy, Vanathy; Priyadarshini, Ramya; Bhosale, Namrata; Pillai, Raji; Ramalingam, Malarvizhi; Balakrishna Pillai, Agiesh; Govindasamy, Ezhumalai; Maducolil Easow, Joshy (Iranian Journal of Microbiology, 2025)